RRB NTPC · Question 38
A question and three statements labeled (I), (II) and (III) are given. You have to decide which statement(s) is/are sufficient to answer the question. What is Surya's age? I. Surya and his sister are the only children in Ramesh's home. II. Surya's sister is elder to him by 5 years. III. Surya's sister just turned 15 this year.
Show answer & explanation
Answer: (A) II and III are sufficient.
Explanation
From III the sister is 15, and from II she is 5 years older than Surya, so Surya is 10. II and III are sufficient; I adds nothing.